Smith could be fined or suspended after the arrest in Miami Beach.

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SAN FRANCISCO, CA - DECEMBER 19: Aldon Smith #99 of the San Francisco 49ers in action against the Pittsburgh Steelers at Candlestick Park on December 19, 2011 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

He was booked into jail Saturday morning at 9:32 EST and was given a $1,000 bond, according to the Miami-Dade County Corrections and Rehabilitation Department Web site. The arrest took place in Miami Beach.

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Smith recorded 14 sacks as a rookie in 2011, nearly breaking Jevon Kearse's rookie record. He was a two-time NFL Defensive Player of the Month.

Smith is subject to a fine or suspension if it is determined that he violated the NFL’s personal conduct policy.

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"We take these issues very seriously, but will reserve further comment at this time, as this is an ongoing legal matter," the 49ers said in a statement released later Saturday. "The 49ers will continue to gather the facts and monitor the developments closely."

At around 1 a.m. in Miami, @AldonSmithJETS had sent out a Twitter message before his arrest: